Features:Large digital LCD display for easy to read.There is a built-in compass you will never get lost again while running.Adjustable wrist strap for self timing while running.The digital stopwatch comes with 2 memory function, being water resistant.Calendar with day, month and date.Description:12/ 24 hour time options, clock, daily alarm and chimeTiming units within 30 minutes is 1/ 100 of a second; Timing unit over 30 minutes is secondThe timer stopwatch is multifunctional, serving as stopwatch, clock, chronograph and alarmSpecifications:Material: ABS plasticWaterproof: YesColor: BlackSize: 8*6.4*2.3cm(L*W*H)Battery: 1*AG10 button batteries(Built-in)Package included:1 x LCD Sports Stopwatch